Weights & Biases vs Portkey vs Rivet

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Weights & Biases
vs
Competitor 1
Portkey
Competitor 2
Rivet
Competitor 3
Suggested competitors for Weights & Biases: Langfuse89% Arize Phoenix87% Respan85% Helicone80% Vivgrid80% Amazon SageMaker JumpStart79% Haystack78% Amazon SageMaker78%
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3 tools · best value per row highlighted
Your tool Weights & Biases
wandb.ai
Weights & Biases is an AI developer platform for tracking, evaluating and debugging machine learning models and LLM applications.
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Competitor Portkey
portkey.ai
Portkey puts a single API in front of more than 1,600 language models and wraps it with the controls a production AI team needs.
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Competitor Rivet
rivet.ironcladapp.com
Rivet is an open-source visual programming environment for building AI agents with large language models.
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Traffic estimated monthly website traffic
Monthly visits
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6-month growth
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Global rank web
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Avg. last 3 months
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Bounce rate lower is better
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Pages / visit
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Pricing
Model
Freemium
Freemium
Free
Starting price
$60per month · free tier available
$49per month · free tier available
Free
Free tier
Free trial
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API access
Plans
Free FreePro $60/moEnterprise Custom
Developer FreeProduction $49/moEnterprise Custom
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Capabilities input → output
Input
CodeData
Text
Text
Output
Data
DataText
Apps
Skill level
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
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11
5
Developer tools
AI observability
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AI system monitoring
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LLM development
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APIs
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Agent creation
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LLM gateway
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Prompt management
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API management
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Agents
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LLM management
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LLM testing
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Model routing
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Model training
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Models management
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Monitoring
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No-code
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Generative AI evaluation
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Prompt security
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Community on aitoolstime
Rating
no ratings yet
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Upvotes
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Saves
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Reviews
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Prompts
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.